JP7453970B2 - 復号装置 - Google Patents

復号装置 Download PDF

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JP7453970B2
JP7453970B2 JP2021520812A JP2021520812A JP7453970B2 JP 7453970 B2 JP7453970 B2 JP 7453970B2 JP 2021520812 A JP2021520812 A JP 2021520812A JP 2021520812 A JP2021520812 A JP 2021520812A JP 7453970 B2 JP7453970 B2 JP 7453970B2
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picture
block
decoding
unit
encoding
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JPWO2020235586A5 (ja
JPWO2020235586A1 (enrdf_load_stackoverflow
Inventor
バージニー ドルージョン
清史 安倍
孝啓 西
正真 遠間
祐介 加藤
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Panasonic Intellectual Property Corp of America
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H—ELECTRICITY
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/114—Adapting the group of pictures [GOP] structure, e.g. number of B-frames between two anchor frames
    • H—ELECTRICITY
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    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
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    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
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    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
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    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
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    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
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    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
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    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021520812A 2019-05-20 2020-05-20 復号装置 Active JP7453970B2 (ja)

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JP2024035625A JP2024063232A (ja) 2019-05-20 2024-03-08 符号化装置及び符号化方法

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US201962850053P 2019-05-20 2019-05-20
US62/850,053 2019-05-20
PCT/JP2020/019894 WO2020235586A1 (ja) 2019-05-20 2020-05-20 符号化装置、復号装置、符号化方法及び復号方法

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US (1) US12101496B2 (enrdf_load_stackoverflow)
EP (1) EP3975566A4 (enrdf_load_stackoverflow)
JP (2) JP7453970B2 (enrdf_load_stackoverflow)
KR (1) KR20220009376A (enrdf_load_stackoverflow)
CN (5) CN118632030A (enrdf_load_stackoverflow)
BR (5) BR122021025013A2 (enrdf_load_stackoverflow)
MX (5) MX2021013287A (enrdf_load_stackoverflow)
WO (1) WO2020235586A1 (enrdf_load_stackoverflow)

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CN113632478A (zh) * 2019-04-03 2021-11-09 华为技术有限公司 利用前置图像的交错视频译码

Citations (2)

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WO2015025747A1 (ja) 2013-08-22 2015-02-26 ソニー株式会社 符号化装置、符号化方法、送信装置、復号化装置、復号化方法および受信装置
WO2018150934A1 (ja) 2017-02-20 2018-08-23 ソニー株式会社 画像処理装置および方法

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JP4356033B2 (ja) * 2007-05-17 2009-11-04 ソニー株式会社 画像データ処理装置および方法
TW201101843A (en) * 2009-04-28 2011-01-01 Panasonic Corp Image decoding method, image coding method, image decoding apparatus, and image coding apparatus
BR112015030508B1 (pt) * 2013-06-12 2023-11-07 Mitsubishi Electric Corporation Dispositivos e métodos de codificação de imagem e de decodificação de imagem
WO2015082763A1 (en) 2013-12-02 2015-06-11 Nokia Technologies Oy Video encoding and decoding
US20150264404A1 (en) * 2014-03-17 2015-09-17 Nokia Technologies Oy Method and apparatus for video coding and decoding
US9911460B2 (en) * 2014-03-24 2018-03-06 Microsoft Technology Licensing, Llc Fast and smart video trimming at frame accuracy on generic platform
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CN109155863B (zh) * 2016-05-20 2022-09-20 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法及解码方法
CN113632478A (zh) * 2019-04-03 2021-11-09 华为技术有限公司 利用前置图像的交错视频译码

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WO2015025747A1 (ja) 2013-08-22 2015-02-26 ソニー株式会社 符号化装置、符号化方法、送信装置、復号化装置、復号化方法および受信装置
WO2018150934A1 (ja) 2017-02-20 2018-08-23 ソニー株式会社 画像処理装置および方法

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Virginie Drugeon and Kiyofumi Abe，AHG17: On constraint about position of leading pictures and trailing pictures associated to an IRAP，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-O0226，15th Meeting: Gothenburg, SE，2019年06月，pp.1-3

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MX2024013823A (es) 2024-12-06
BR122021025020A2 (pt) 2022-03-15
CN118660170A (zh) 2024-09-17
BR122021025013A2 (pt) 2022-03-15
MX2024013825A (es) 2024-12-06
MX2024013826A (es) 2024-12-06
WO2020235586A1 (ja) 2020-11-26
BR112021020634A2 (pt) 2022-03-03
MX2021013287A (es) 2021-11-17
KR20220009376A (ko) 2022-01-24
CN118646899A (zh) 2024-09-13
US20220060729A1 (en) 2022-02-24
JPWO2020235586A1 (enrdf_load_stackoverflow) 2020-11-26
CN113875257A (zh) 2021-12-31
JP2024063232A (ja) 2024-05-10
BR122021025014A2 (pt) 2022-03-15
EP3975566A1 (en) 2022-03-30
MX2024013824A (es) 2024-12-06
CN118632029A (zh) 2024-09-10
US12101496B2 (en) 2024-09-24
CN113875257B (zh) 2024-07-26
EP3975566A4 (en) 2022-08-03
BR122021025024A2 (pt) 2022-03-15
CN118632030A (zh) 2024-09-10

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